-81.66% is the change from 447 to 82
Calculation steps:
[( 82 - 447 ) ÷ 447] x 100 = -81.66%
Formula
Percentage change = [(82 - 447) / 447] x 100
Subtract the new number by the original number
82 - 447 = -365
-365 ÷ 447 = -0.8165548098434005
-0.8165548098434005 x 100 = -81.66%